CN220214490U - Acid-base waste gas treatment equipment based on PLC control system - Google Patents

Abstract

The utility model discloses an acid-base waste gas treatment equipment based on a PLC control system, which includes a machine: a first box and a second box are respectively installed on the top of the machine, and the top of the first box is installed There is a motor, the output end of the motor runs through the machine and is connected to one end of the connecting rod. A plurality of stirring blades are set on the outside of the connecting rod. A transverse rod is rotatably connected to the inner wall of the machine, and the transverse rod is Both ends are transversely connected to the inner wall of the machine platform. A plurality of stirring blades are also set on the outside of the transverse rod. The transverse rod and the connecting rod are meshed with each other through bevel gears. The acid and alkali waste gas treatment equipment is equipped with a motor, The connecting rod, mixing blade, transverse rod and bevel gear drive the connecting rod through the motor to drive the mixing blade to rotate. At the same time, the mixing blade drives the mixing blade on the transverse rod to rotate through the bevel gear, thereby realizing the spray liquid and Acid-base waste increases the contact area and improves the contact effect.

Description

A kind of acid-base waste gas treatment equipment based on PLC control system

Technical field

The utility model relates to the technical field of acid and alkali waste gas treatment, specifically an acid and alkali waste gas treatment equipment based on a PLC control system.

Background technique

Exhaust gas purification mainly refers to the treatment of industrial waste gases such as dust particles, flue gas, odor gases, and toxic and harmful gases generated in industrial places. Common waste gas purification includes factory smoke and exhaust gas purification, workshop dust and exhaust gas purification, and organic waste gas purification. Waste gas and odor purification, acid and alkali waste gas purification, chemical waste gas purification, etc. Among them, acid and alkali waste gas will increase the corrosion of pipelines and equipment, affect their service life, and cause greater harm to the environment, so it is the removal of acid and alkali gases. It is one of the main tasks of industrial waste gas purification.

The publication number is CN201920645980.9 Chinese patent, which discloses an acid-base waste gas treatment equipment, including a base and a treatment chamber. The top of the base is equipped with an equipment box, and an air booster pump is installed inside the equipment box. There are two processing chambers, both of which are arranged at the top of the equipment box, and an air booster pump is connected with the processing chamber. There are air inlets and air outlets on both sides of the end of the processing chamber. , and the inside of the treatment chamber is equipped with a horizontal removal core. This acid-base waste gas treatment equipment greatly simplifies the process of removing acid-base substances in the waste gas to meet the standards, and overcomes the existing acid-base waste gas treatment The equipment requires multiple reaction pools or even circulation processing, which improves the efficiency of removing acidic and alkaline substances and reduces treatment costs. Moreover, the salt precipitation generated after the neutralization reaction adheres to the treatment plate, eliminating the need for cumbersome collection operations. It effectively reduces the workload and has significant efficiency and practical advantages.

However, the shortcomings of the above acid-base waste gas treatment equipment are:

1. The contact area between waste gas and spray liquid is limited, resulting in short contact time of waste gas, poor treatment effect, and affecting purification efficiency;

2. When the existing acid-base waste gas treatment equipment uses the wet purification method, most of them do not have a recovery device for the neutralizing spray liquid. The neutralized waste gas will contain part of the neutralizing spray liquid, and the neutralizing solution in the waste gas must be dealt with for reuse.

Utility model content

The purpose of this utility model is to provide an acid-base waste gas treatment equipment based on a PLC control system to solve the problems in the above background technology that the contact area between waste and spray liquid is limited and the solution cannot be reused.

In order to achieve the above purpose, the present utility model provides the following technical solution: an acid-base waste gas treatment equipment based on a PLC control system, including a machine:

A first box and a second box are respectively installed on the top of the machine, and the first box and the second box are connected through an air pipe near the top. A motor is installed on the top of the first box, so The output end of the motor penetrates the machine platform and is connected to one end of the connecting rod. A plurality of stirring blades are set on the outside of the connecting rod. A transverse rod is rotatably connected to the inner wall of the machine platform, and the two ends of the transverse rod are connected transversely. To the inner wall of the machine platform, a plurality of stirring blades are also set on the outside of the transverse rod, and the middle position of the transverse rod and the other end of the connecting rod are meshed with each other through a bevel gear;

An air intake component is provided at the bottom of the first box, a spray component is provided near the top of the connecting rod, a purification component is provided inside the second box, and the bottom of the second box is connected to There is an exhaust pipe, and a control panel is installed on the top of the machine near the second box.

As a further solution of the present invention: the air intake assembly includes an air intake negative pressure machine, an air intake pipe, and an exhaust pipe, and an air intake negative pressure is installed on the bottom of the first box away from the second box. machine, the air outlet end of the air intake negative pressure machine is connected to an air inlet pipe, the air inlet pipe penetrates the first box, and the air inlet pipe extends to the bottom of the first box, and the air inlet pipe is a section inside the first box There are multiple exhaust pipes connected.

By adopting the above technical solution, acid and alkali waste can be injected into the first box.

As a further solution of the present invention: the spray assembly includes a water pump, a filter device and a sprinkler head, a water pump is provided above the air intake negative pressure machine, and the water pump and the air intake negative pressure machine are installed in the first box On the same side of the water pump, the water suction end of the water pump penetrates the first box, the water outlet end of the water pump is connected to the filtering device through a pipeline, the filtering device is arranged above the water pump, and the water pump is installed on the side wall of the first box , a sprinkler head is installed inside the first box close to the motor, and one end of the shower head close to the filter device penetrates the first box and is connected to the filter device.

By adopting the above technical solution, the spray liquid can be recycled and fully utilized.

As a further solution of the present invention: the purification component includes a stirring device, a refrigeration plate and a motor, a motor is installed on the top of the second box, and the output end of the motor penetrates the second box and is connected to a stirring device, and The stirring device is inside the second box, and a circle of refrigeration fins is installed on the inner wall of the second box.

By adopting the above technical solution, the contact between the gas and the refrigeration piece is accelerated.

As a further solution of the present invention: a water collection tank is installed at the inner bottom of the second box, and a gear bin is wrapped around the outside of the bevel gear 13 .

By adopting the above technical solution, the condensed gas is collected and the bevel gear is protected to prevent the gear mesh from being contaminated by waste materials when the gear rotates.

Compared with the existing technology, the beneficial effects of this utility model are: the acid and alkali waste gas treatment equipment of the PLC control system,

It is equipped with a motor, a connecting rod, a mixing blade, a transverse rod and a bevel gear. The motor drives the connecting rod and then drives the mixing blade to rotate. At the same time, the mixing blade drives the mixing blade on the transverse rod to rotate through the bevel gear, thereby realizing the mixing Spray liquid and acid-base waste increase the contact area and improve the contact effect;

In addition, the acid-base waste gas treatment equipment of the PLC control system is also equipped with a water pump and a filtering device. The water pump draws the spray liquid in the first box into the filtering device, filters it, and then injects it into the first box. Use, thus realizing the reuse of spray fluid after centering and neutralization.

Description of the drawings

Figure 1 is a schematic diagram of the front cross-sectional structure of the utility model;

Figure 2 is a schematic top view of the structure of the utility model;

Figure 3 is a schematic side view of the structure of the utility model.

In the picture: 1. Machine; 2. First box; 3. Motor; 4. Connecting rod; 5. Mixing blade; 6. Transverse rod; 7. Air intake negative pressure machine; 8. Air inlet pipe; 9. Exhaust Air pipe; 10. Water pump; 11. Filtration device; 12. Sprinkler head; 13. Bevel gear; 14. Discharge pipe; 15. Refrigeration piece; 16. Gear bin; 17. Air outlet; 18. Water collecting tank; 19. Stirring device; 20. Second box.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Please refer to Figures 1-3. The present utility model provides a technical solution: an acid-base waste gas treatment equipment based on a PLC control system, including machine 1:

The first box 2 and the second box 20 are respectively installed on the top of the machine 1, and the first box 2 and the second box 20 are connected through the discharge pipe 14 near the top. The top of the first box 2 A motor 3 is installed. The output end of the motor 3 passes through the machine 1 and is connected to one end of the connecting rod 4. A plurality of stirring blades 5 are set on the outside of the connecting rod 4. A transverse rod 6 is rotatably connected to the inner wall of the machine 1, and Both ends of the transverse rod 6 are laterally connected to the inner wall of the machine 1. A plurality of stirring blades 5 are also set on the outside of the transverse rod 6, and the stirring blades 5 on the outside of the transverse rod 6 are entirely in the spray liquid, and the middle of the transverse rod 6 The position is meshed with the other end of the connecting rod 4 through the bevel gear 13;

The bottom of the first box 2 is provided with an air inlet component, the connecting rod 4 is provided with a spray component near the top, the second box 20 is provided with a purification component, and the bottom of the second box 20 is connected to an air outlet 17 ;

When using the acid-base waste gas treatment equipment, the motor 3 drives the connecting rod 4 to drive the stirring blade 5 to rotate. At the same time, when the stirring blade 5 drives the stirring blade 5 on the transverse rod 6 to rotate through the bevel gear 13, the outside of the transverse rod 6 The stirring blade 5 stirs and mixes the spray liquid and the gas that has just come in. When the sprinkler head 12 sprays the spray liquid downward, the rotating stirring blade 5 will further mix the spray liquid and the gas. , thereby improving the mixing effect.

Please refer to the figure. Further, the air intake assembly includes an air intake negative pressure machine 7, an air intake pipe 8, and an exhaust pipe 9. The bottom of the first box 2 is installed with an air intake negative pressure on the side away from the second box 20. Machine 7, the air outlet end of the air intake negative pressure machine 7 is connected with an air inlet pipe 8, the air inlet pipe 8 penetrates the first box 2, and the air inlet pipe 8 extends to the inner bottom of the first box 2, the air inlet pipe 8 is in the first box 2. There are a plurality of exhaust pipes 9 connected to an internal section, and a plurality of exhaust holes are provided on the outside of the exhaust pipe 9. These exhaust holes discharge the incoming gas in the form of foam;

When using acid-base waste gas treatment equipment, when the intake negative pressure machine 7 is started to discharge the gas into the intake pipe 8, it will then be bubbled through the exhaust pipe 9 and discharged into the spray liquid, thereby achieving The gas mixes with the spray liquid more quickly.

Please refer to the figure. Further, the spray assembly includes 10, a filter device 11 and a spray head 12. A water pump 10 is provided above the intake negative pressure machine 7, and 10 and the intake negative pressure machine 7 are installed in the first box. 2, the water suction end of the water pump 10 penetrates the first box 2, the water outlet end of the water pump 10 is connected to the filter device 11 through a pipe, the filter device 11 is arranged above the water pump 10, and the water pump 10 is installed in the first box 2 On the side wall, a sprinkler head 12 is installed inside the first box 2 close to the motor 3. One end of the sprinkler head 12 close to the filter device 11 penetrates the first box 2 and is connected to the filter device 11;

When using acid-base waste gas treatment equipment, when the water suction end of the water pump sucks the liquid in the first box 2 into the filter device 11 for filtering, and then sprays it into the first box 2 through the sprinkler head 12, And so on.

Please refer to the figure. Further, the purification assembly includes a stirring device 19, a refrigeration plate 15 and a motor 3. The motor 3 is installed on the top of the second box 20. The output end of the motor 3 penetrates the second box 20 and is connected to the stirring device 19. And the stirring device 19 is inside the second box 20, and a circle of refrigeration fins 15 is installed on the inner wall of the second box 20;

When using the acid-base waste gas treatment equipment, when the treated gas flows into the second box 20, the motor 3 at this time drives the stirring device 19 to stir the gas, speeding up the contact between the gas and the refrigeration plate 15 for better treatment The remaining water in the gas is liquefied.

Please refer to the figure. Further, a water collection tank 18 is installed at the inner bottom of the second box 20, and a gear bin 16 is wrapped around the outside of the bevel gear 13;

When using acid-base waste gas treatment equipment, when the treated gas is liquefied into liquid, it flows into the water collection tank 18 for collection.

Working principle: When using the acid-base waste gas treatment equipment of the PLC control system, the gas enters the first box 2 through the intake negative pressure machine 7 and mixes with the spray liquid and then continues to move upward. At this time, the starting motor 3 drives The connecting rod 4 then drives the stirring blade 5 to stir the gas and mix the spray liquid. At the same time, the water pump is started to suck the excess spray liquid into the filter device 11 for filtering, and then enters the sprinkler head 12 and sprays it here. In the first box 2, when the treated gas enters the second box 20, the stirring device 19 is started to accelerate the contact between the gas and the refrigeration plate 15, and the excess moisture in the treated gas is liquefied and then collected in the water collecting tank 18. , the content not described in detail in this specification belongs to the prior art known to those skilled in the art.

The terms "center", "vertical", "horizontal", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings. It is only a simplified description to facilitate the description of the present invention, and does not indicate or imply that the device or component referred to must have specific characteristics. The orientation refers to the specific orientation structure and operation, so it cannot be understood as a limitation on the protection content of the present utility model.

Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent substitutions for some of the technical features. Within the spirit and principles of the present utility model, any modifications, equivalent substitutions, improvements, etc. shall be included in the protection scope of the present utility model.

Claims (5)

1. Acid-base waste gas treatment equipment based on PLC control system, including board (1), its characterized in that:

the top of the machine table (1) is provided with a first box body (2) and a second box body (20) respectively, the first box body (2) and the second box body (20) are connected through a discharge pipe (14) close to the top, the top of the first box body (2) is provided with a motor (3), an output end of the motor (3) penetrates through the machine table (1) and is connected with one end of a connecting rod (4), the outer side of the connecting rod (4) is sleeved with a plurality of stirring blades (5), the inner side wall of the machine table (1) is rotationally connected with a transverse rod (6), two ends of the transverse rod (6) are transversely connected to the inner side wall of the machine table (1), a plurality of stirring blades (5) are sleeved on the outer side of the transverse rod (6), and the middle position of the transverse rod (6) is meshed with the other end of the connecting rod (4) through a conical gear (13).

The bottom of first box (2) is provided with the subassembly that admits air, the position that is close to the top of connecting rod (4) is provided with the subassembly that sprays, the inside of second box (20) is provided with purification module, the bottom of second box (20) is connected with gas outlet (17).

2. The acid-base exhaust gas treatment device based on the PLC control system according to claim 1, wherein: the air inlet assembly comprises an air inlet negative pressure machine (7), an air inlet pipe (8) and an exhaust pipe (9), wherein the air inlet negative pressure machine (7) is arranged at one side, far away from the second box body (20), of the bottom of the first box body (2), the air outlet end of the air inlet negative pressure machine (7) is connected with the air inlet pipe (8), the air inlet pipe (8) penetrates through the first box body (2), the air inlet pipe (8) extends to the inner bottom of the first box body (2), and a section of the air inlet pipe (8) inside the first box body (2) is connected with a plurality of exhaust pipes (9).

3. The acid-base exhaust gas treatment device based on the PLC control system according to claim 2, wherein: the utility model provides a spray assembly includes water pump (10), filter equipment (11) and shower head (12), the top of admitting air negative pressure machine (7) is provided with water pump (10), and water pump (10) and admitting air negative pressure machine (7) are installed in the same side of first box (2), the water absorption end of water pump (10) runs through first box (2), the water outlet end of water pump (10) is connected with filter equipment (11) through the pipeline, filter equipment (11) set up in the top of water pump (10), and water pump (10) install the lateral wall at first box (2), shower head (12) are installed to the inside of first box (2) near the position of motor (3), one end that shower head (12) is close to filter equipment (11) runs through first box (2) and is connected with filter equipment (11).

4. The acid-base exhaust gas treatment device based on the PLC control system according to claim 1, wherein: the purifying component comprises a stirring device (19), a refrigerating sheet (15) and a motor (3), the motor (3) is installed at the top of the second box body (20), the output end of the motor (3) penetrates through the second box body (20) to be connected with the stirring device (19), the stirring device (19) is arranged inside the second box body (20), and a circle of refrigerating sheet (15) is installed on the inner wall of the second box body (20).

5. The acid-base exhaust gas treatment device based on the PLC control system according to claim 1, wherein: the water collection tank (18) is installed at the inner bottom of the second box body (20), and the gear bin (16) is wrapped at the outer side of the conical gear (13).